package com.aop;

import org.aspectj.lang.JoinPoint;
import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.annotation.*;
import org.springframework.stereotype.Component;

@Aspect
@Component
public class AnnoAdvice {
    @Pointcut("execution(* com.dao.impl.UserDaoImpl.*(..))")
    public void pointcut() {

    }

    @Before("pointcut()")
    public void before(JoinPoint joinPoint) {
        System.out.println("这是前置通知");
        System.out.println("目标类是:"+joinPoint.getSignature());
        System.out.println(",被织入增强处理的目标方法为"+joinPoint.getSignature().getName());
    }

    @Around("pointcut()")
    public Object around(ProceedingJoinPoint joinPoint) throws Throwable {
        System.out.println("这个是环绕通知之前部分！");
        Object object = joinPoint.proceed();
        System.out.println("这个是环绕通知之后部分!");
        return object;
    }

    @AfterThrowing("pointcut()")
    public void afterException() {
        System.out.println("这是异常通知");
    }
    @After("pointcut()")
    public void after(){
        System.out.println("这是后置通知");
    }

}
